2014年人教版九年级英语Unit-8-Section-B(2a-3b)Section B-2.ppt

1、Unit 8,Section B Period 2 (2a 3b),用must或can的适当形式填空。 The boy who is playing football on the playground _ be Harry. He doesnt come to school today. 2. There _ be someone in the classroom because the light is on. 3. Many people go to Sanya to travel. It _ be a beautiful place. 4. You _ talk with each o

2、ther during the exam, or you will be asked to leave.,cant,must,must,mustnt / cant,Review,根据汉语意思和括号中的英文提示完成句子。 1. 她一定有二十多岁了。(must be) 2.那双鞋不可能是我姐姐的,因为她不喜欢红色。(cant be),She must be over / more than twenty years old.,That pair of shoes cant be my sisters because she doesnt like red.,Read the sentences b

3、elow, paying attention to the underlined parts.,It was snowing, andsoI could not go out. AsI am very tired, I am going to bed. I studybecauseI want to learn. Sinceit is late, I shall go home now. The watch was cheap,butit goes quite well. We all tried our best.However, we lost the game.,7. Thoughthe

4、 task was difficult, they managed to finish it on time. 8. We must not only finish our task but also do it well. 9. You can go by airorby train. 10. I was reading a magazinewhenhe came in. 11. WhileMary was writing a letter, the children were playing outside.,连词是一种连接词与词、短语与短语以及句与句的虚词， 它不能独立担任句子成分而只起

5、连接作用。 表示前因后果的连词有：so(所以)等; 表示原因的连词有：because, since, as等； 表示意义转折的连词有：but, however, though; not only but also表示递进意义,“不仅而且”; 表示选择关系的连词有：or (或者;还是); 表示两个动作同时进行的连词有：when, while等。,2a Match each linking word or phrase with its purpose.,Linking word or phrase,Purpose of linking word or phrase,so,as, because,

6、 since,but, however, though,not only but also,or,when, while,expressing a difference,giving a choice,expressing a result,expressing two things happening at the same time,giving reasons,adding information,Have you ever heard of Stonehenge? Where is it? Why is it famous?,Free Talk,The Stonehenge is fa

7、mous as it is a historical archaeological structure that is believed to have been built between the years 3000BC and 2000BC. It is believed the area served as a burial ground (墓地) as the bone structures (骨结构) that were found can be dated to 3000 BC and continued for about 500 years.,2b Skim the arti

8、cle and underline the sentences with linking words or phrases.,not only but also, but, as, however, because, while, but, or, because, but, but,How many people visit Stonehenge every year? Who is Paul Stocker? Do people think it hard to build Stonehenge? Why?,Read the article again and answer the que

9、stions.,More than 750,000 visitors.,He is a historian.,Yes because the stones are so big and heavy.,Read the article again and complete the chart.,Mysteries about Stonehenge,He is a,Who built it?,What Stonehenge might have been used for ,More than,Yes,Yes,Midsummer day is in June _ a lot of people g

10、o to Stonehenge during this month. The sun shines straight into the Stonehenge _ the stones were put in a special position.,Complete the sentences using the words from the chart in 2a.,More,He is,3. Some people think the rocks can _ stop people from becoming ill _ keep them healthy. 4. We dont know

11、who built Stonehenge _ how it was built. 5. Historians think Stonehenge was built about 5,000 years ago; _, they are not sure.,More,He is,Yes,Yes,Interesting and Fun Stonehenge Facts for Kids, Stonehenge seems to be the center of many Bronze Age and Neolithic monuments. You can find hundreds of buri

12、al mounds in the area that surrounds Stonehenge. Stonehenge itself is managed by English heritage and is owned by the crown. In 2008 evidence was uncovered that Stonehenge may have been a burial site well before Stonehenge itself was constructed., One of the stone types used to construct Stonehenge

13、is called a Sarsen Stone. Theses stones weighed 25 tons and were about 18 feet tall. There is more than meets the eye with Stonehenge. The designers and builders had to be extremely sophisticated in geometry and mathematics. It is aligned with midwinter sunset and the midsummer sunset., Stonehenge i

14、s the most well-known of the over 900 different stone rings in the British Isles. It is estimated that it too around 30 million hours of labor over a span of 1500 years to construct Stonehenge.,Buildings with Mysterious Origins,Nan Madol (南马都尔),Nan Madolis a ruined city next to the eastern shore of

15、the island ofPohnpei. It is the only known ancient city ever built on top of a coral reef.,Skarabrae (斯卡拉布雷),It is a stone-built settlement. It is the best preserved groups of prehistoric houses in Western Europe. Older thanStonehengeand theGreat Pyramids, it has been called the Scottish Pompeii bec

16、ause of its excellent preservation.,Buildings with Mysterious Origins,Newport tower (纽波特塔),It is a round stone tower located inTouro ParkinNewport,Rhode Island(USA). It is commonly considered to have beenbuilt in the mid-17th century. It is one of this countrys longest enduring architectural enigmas

17、 (谜).,Buildings with Mysterious Origins,Statues of Easter Island (复活节岛巨石像),Easter Island is in the southern Pacific Ocean, 2,300 miles west of the coast of. Easter Island is only 15 miles long and 10 miles wide. It is covered with hundreds of giant statutes, each weighing several tons and some stand

18、ing more than 30 feet tall. It has even been suggested that space aliens may have played a role regarding these giant statues.,Buildings with Mysterious Origins,Olmec colossal heads (奥尔梅克巨型头像),Olmec colossal heads (1500 BC to 400 BC) were huge statues of heads made by the Olmecs, the earliest known

19、civilization of Mexico. They are amongst the most mysterious and debated artifacts from the ancient world.,Buildings with Mysterious Origins,Puma Punku (普玛彭古),Puma Puncu is part of a large temple complex or monument group that is part of the Tiwanaku Site near Tiwanaku, Bolivia. The processes and te

20、chnologies involved in the creation of these temples are still not fully understood by modern scholars.,Buildings with Mysterious Origins,Language points,1. not only but also 不仅而且 not only but also 连接的两个部分通常必须是对称的并列成分，例如 连接两个主语、连接两个状语等等。 Not only Mr Lin but also his son went on the trip. 不仅林先生而且他的儿子

21、都去旅行了。 I not only play tennis but also practise shooting. 我不仅打网球, 还练习射击。,He plays not only the piano but also the violin. 他不仅弹钢琴, 也拉小提琴。 They speak English not only in class but also in the dormitory. 他们不仅在课堂上说英语, 在宿舍里也说。 注意： not only 位于句首时, 该句的主语和谓语要部分倒装。 Not only is this young man clever but also

22、he is hardworking.,1) 汤姆是我们班最好的学生。他不但学习上严格要求自己, 而且乐于帮助别人。 Tom is the top student in our class. He _. 2) 他不仅擅长体育，唱歌也不错。He is _ doing well in sports _ good at singing.,is not only strict with himself in his study but also ready to help others,完成句子。,not only but also,【2011黑龙江绥化市】This is my twin sister

23、Lucy. Not only she but also I _ good at drawing. A. is B. am C. are 解析：not only but also 连接两个主语时，谓语动词要和与其最近的主语保持人称和数的一致。,B,2. Every year it receives more than 750,000 visitors. receive 在这里是“接待”的意思 She was warmlyreceived. 她受到热情地接待。 Wereceiveda warm welcome. 我们受到热烈欢迎。,receive 还有“接到；收到”的意思 I was on vac

24、ation last week and didntreceive your letter. 上星期我正在度假，没收到你们的信。 I didnt buy the book. I received it from the writer as a gift. 这本书不是我买的, 而是作者送给我的礼物。 We received him into our family as a son. 我们收他为养子。 receive a letter from sb. 相当于 hear from sb.,receive与accept的区别 receive 表示客观上收到某物，而 accept 则表示主观上的接收。

25、例如： I received an expensive gift from my friend yesterday, but I did not accept it. 昨天我收到了朋友的一件贵重礼物， 但我并没有接受它。,知识链接,1) She is looking forward to _ a special gift. A. receiving B. receive C. accept D. accepting 2) Mary felt surprised when she _ the a birthday present from Jack because they havent see

26、n each other for over five years. A. received B. accepted C. receive,A,A,3) He gave me some flowers, but I didnt _ them. A. accept B. receive C. accepted 4) MrsLiuiskindandalways _her helptoothers. A.shares B.receives C.makes D.offers 5) 我们在那里受到了热烈的欢迎。,A,We received a warm welcome there.,D,3. For ma

27、ny years, historians believed Stonehenge was a temple where ancient leaders tried to communicate with the gods. where ancient leaders tried to communicate with the gods是where引导的定语从句，修饰名词temple。 The bookshop where I bought this book is not far from here. 我买这本书的那个书店离这里不远。 This is the house where I liv

28、ed two years ago. 这就是我两年前住的那个房子。,leader n. 领导；领袖；领先的人 Hes a follower, not aleader. 他是追随者，不是领导者。 Which football team is theleaderin the football championship? 现在哪只球队在足球锦标赛中领先？ 动词 lead (带领) + 名词后缀-er,4. point out 指出；指明 I must point outwhat you said is incorrect. 我必须指出，你所讲的情况不正确。 Can youpoint outthe ch

29、urch in this picture? 你能在这张图上指出教堂吗?,Mr. Wang _ the danger of doing so.A. came out B. pointed outC. worked out D. gave out 老师指出我作业里的许多错误。,B,The teacher pointed out many mistakes in my homework.,point to, point at, point out的区别 pointat侧重表示指向距离较近的事物；pointto则侧重表示指向距离较远的事物，to是介词，着重于指的方向。 Dont point at th

30、e words while you are reading. He pointed to the house on the other side of the river and said, “Thats my home.” point out 表示的是给某人指示方向、要点或错误等，意为“指出”，out 是副词。,知识链接,5. prevent illness 预防疾病 prevent v. 阻止；阻挠 It is the job of the police topreventcrime. 防止犯罪是警察的职责。 Nothing canpreventus (from) carrying out

31、 the plan. 什么也无法阻挡我们去实施这个计划。 What can we do topreventthis disease (from) spreading? 我们能做什么来阻止这种疾病蔓延呢?,stop / keep / prevent sb. from doing三者都表示“阻止某人做某事”的意思”, 一般情况下可以通用。用法上的差别： 在主动式中, stop sb. from doing sth.和prevent sb. from doing sth.中的from可以省略, 但 keep sb. from doing sth. 中的from不能省略，因为keep sb. doin

32、g sth. 意思为让某人一直做某事。 在被动式中三个词组中的from都不能省。,知识链接,1) (2010江苏省连云港市)To _ nature is to help ourselves, or we will be punished. A. protect B. prevent C. provide D. pollute 2) (2011江苏省扬州) 句子翻译。 政府已经采取措施禁止酒后开车了。,A,The government has already taken action to stop / prevent / keep people from driving after drink

33、ing.,3) 根据下列句子的意思，用括号中所给词的正确形式填空，每空限填一词。 Nothing can prevent us from _ (realize) our dreams. 4) 他服药以防止感冒恶化。He took medicine _.,to stop / keep / prevent the cold from getting / becoming worse,realizing,6. you can feel energy from your feet move up your body, energy n. 精力；力量 Young people usually have

34、moreenergy than the old. 青年人通常比老年人精力充沛。 Dont waste your time andenergyon trifles. 别把你的时间和精力浪费在琐事上。 He gave a speech on the use of solarenergy. 他就太阳能的利用作了一场演讲。 energetic adj. 精力旺盛的；能量的,【2011河南】 Jennifer takes a lot of exercise every day and she is always full of _. A. knowledge B. energy C. change D.

35、 courage 【2012 大理】With the help of his friends, he changed a lot. Maybe thats the _ of friendship. A. station B. energy C. decision D. invention,B,B,7. , but most agree that the position of the stones must be for a special purpose. position n. 位置；地方 Can you find ourpositionon this map? 你能在这幅地图上找到我们的位置吗? I can tell the time from thepositionof the sun. 我可以从太阳的位置知道时刻。 Thepositionof manager is still open. 经理职位仍然空缺。 The company is in a difficultpositionnow. 这家公司现在正处于困难境况。,in position 在适当的位置 out o